Thomas Hodgkin,
1911 Encyclopædia Britannica
(1911)
“ The provincial population, crushed under a load of unjust taxation, could no longer furnish soldiers in the numbers required for the defence of the empire; and on the other hand, the emperors, ever fearful that a brilliantly successful general of Roman extraction might be proclaimed Augustus by his followers, preferred that high military command should be in the hands of a man to whom such an accession of dignity was as yet impossible. ”
